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MySQL: Sort GROUP_CONCAT values
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Sure, see http://dev.mysql.com/doc/refman/...tions.html#function_group-concat:
SELECT student_name,
GROUP_CONCAT(DISTINCT test_score ORDER BY test_score DESC SEPARATOR ' ')
FROM student
GROUP BY student_name;
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How to comment in Vim's config files: “.vimrc”?
How do I add a comment in Vim's configuration files, like .vimrc?
3 Answers
3
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Visually managing MongoDB documents and collections [closed]
... test documents. While I don't have too much trouble using the JSON-based command-line tools, it gets extremely tedious to have to keep searching for documents, copy-and-pasting OIDs, etc., especially from a command prompt window (ever tried to "mark" text that wraps multiple lines?)
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Efficient paging in SQLite with millions of records
... multiple sort columns (and SQLite 3.15 or later), you can use a row value comparison for this:
SELECT *
FROM MyTable
WHERE (SomeColumn, OtherColumn) > (LastSome, LastOther)
ORDER BY SomeColumn, OtherColumn
LIMIT 100;
s...
Database Design for Tagging
...ion" operation. This article covers relational division in concise and yet comprehendible way.
About performance: A bitmap-based approach intuitively sounds like it will suit the situation well. However, I'm not convinced it's a good idea to implement bitmap indexing "manually", like digiguru sugge...
Team city unmet requirement: MSBuildTools12.0_x86_Path exists
...rosoft Build Tools 2015 (most recently until today):
https://www.microsoft.com/en-us/download/details.aspx?id=48159
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Is there an equivalent to background-size: cover and contain for image elements?
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height: 100vh;
object-fit: cover;
}
<img src="http://lorempixel.com/1500/1000" />
See MDN - regarding object-fit: cover:
The replaced content is sized to maintain its aspect ratio while
filling the element’s entire content box. If the object's aspect ratio
does not mat...
How do I create a WPF Rounded Corner container?
...in. Does anyone have some suggestions or sample code on how we can best accomplish this? Either with styles on a or with creating a custom control?
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How can you find the unused NuGet packages in a solution?
...arper is well worth it for the vastly faster and cleaner workflow you get, compared to default VS.
– Excludos
Aug 5 '19 at 11:09
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How to make all Objects in AWS S3 bucket public by default?
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Go to http://awspolicygen.s3.amazonaws.com/policygen.html
Fill in the details such as:
In Action select "GetObject"
Select "Add Statement"
Then select "Generate Policy"
Copy the text example:
{
"Id": "Policy1397632521960",
"Statement": [
{
"Sid":...